. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. capitalis, Lyon, 1857, (Astrocrinus niiii. taiin,) G'o. Sur. Ky., vol. 3, p. 472, Kns- kaskia Gr. chesterensis, Meek & Worthen, ISM), (Af'tinocrinus chesterensin,) Proc. Acil, Nat. Sci. Phil., p. 383, and Geo. Sur, 111., 2, p. 292, KrtHkHHkiH (ir. coronariu"*, Lyon, 1857, ( Asterocriniw c .r- onarius,) Geo. Sur. Ky., vol. 3, p. 47ti, Kaskiskia Fio. 411.—Pterotocrlnus crussuN. Diagriim craP8U«,
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. capitalis, Lyon, 1857, (Astrocrinus niiii. taiin,) G'o. Sur. Ky., vol. 3, p. 472, Kns- kaskia Gr. chesterensis, Meek & Worthen, ISM), (Af'tinocrinus chesterensin,) Proc. Acil, Nat. Sci. Phil., p. 383, and Geo. Sur, 111., 2, p. 292, KrtHkHHkiH (ir. coronariu"*, Lyon, 1857, ( Asterocriniw c .r- onarius,) Geo. Sur. Ky., vol. 3, p. 47ti, Kaskiskia Fio. 411.—Pterotocrlnus crussuN. Diagriim craP8U«, Meek & Worthen, ISOO. (Dicho- crinus cra«8us,) Proc. Acad. Nat. Scj. Pliil., p. 382, and Geo. Sur. 111., vol. 2, p. 290, Ka-kaskia Gr. depressus, Lyon & Ca«8eday, 1860, Am. Jour. Sci., Vol. 29, p. 68, and Geo. Siir. III., vol. 5, p. 559, Kaskaskia Gr. proluberans. Hall, 1858, (Dichocrinns protuberans.) Geo. Sur. Iowa, p. ()89, KaskHskia Gr. pyiamidalis, Lvon & CaB8»^dav, 18(50, Am. Jour. Sci., vol. 29, p. 69, IvaKka:s- kia Gr. rug'BUS, Lyon & CusBeday, 1860, Am. Jour. Sci., vol. 29, p. 71, Kaskas- kia (jr. sexlobatiis, see TalarocrinuB sexlobatns. spatuhuns, Wetherbv, 1879, Jour. Cin. S .c. Nat. Hist., vol. 2, p. 137, Kaskas- kia Gr. Ptionanter, Hall, 1868, syn. for Palseocoma. ^)», see Palseocoina princeps. Ptychitcrinus, Wachsmuth & Springer, 18HG, Revis. Palseocrinoidea, pt. 3, p. 99, syn. lor Gaurocrinus. Pyckochixus, 8. A. Miller, 1883, Jour. ('in. Soc. Nat. Hist., vol. 6. p. 231. [Kiy. piiknos, dense; krinon, lily.] Calyx small, cup-shaped ; basals 5; radials 3x5; regular interradials 3; arms 10, sometimes dividing after b« coming free. Type P. Shaffer!. germanus, 8. A. Miller, 1880, (Glyptocrinus shaff< ri var. f,,, 412 gernianuH,) Jour. Cin. Soc. Pyciiooinui Nat. Hist., vol. 3, p. 233, germunus. Hiid. Riv. Gr. shaffr-ri, 8. A. Miller, 1876, (GlyptocrnuiH shafferi,) Cin. Qaar. Jour. Sci., vul 2,. Please note that these images are
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